During Mason's birthday sleepover at the natural history museum, friends enjoy a scavenger hunt but Mason has a hard time choosing the gallery in which they will sleep. Includes facts about museums and a list of notable museums that allow sleepovers.

"Curator of paleontology Dr. Simon Nealy never expected to return to his hometown, let alone the Hawthorne Museum of Natural History. He was just a boy when his six-year-old sister, Morgan, was abducted from the museum under his watch, and the guilt has haunted Simon ever since. Simon feels drawn back to the place where Morgan vanished, in search of the bones they never found. But from the moment he arrives, things aren't what he expected. The Hawthorne...

Investigating a series of savage murders that disrupt a massive new exhibition at the New York Museum of Natural History, graduate student Margo Green finds a clue in a failed Amazonian expedition.

After his mother dies, 12-year-old John Boarhog makes his home in the ceiling of the New York Museum of Natural History where he becomes embroiled in a mystery involving the theft of a rare Egyptian ruby along with an unpredictable detective.

Readers will learn about the history and development of Wisconsin's Ice Age National Scenic Trail and the geologic wonders it showcases, as they trace Melanie McManus's footsteps thru-hiking it twice.